— 40 —
Handset
D601/D604: RLS4148
D607: RLZJ-6.2B
Cathode
Anode
Q503: 2SC2714
Q504/Q506/Q507: 2SC3356
Q512/Q601/Q602/Q603/Q604
/Q608/Q610/Q611/Q612: 2SC2712
Q509/Q511/Q605
/Q606/Q609: 2SA1162
C
B
E
B: Base
E: Emitter
C: Collector
D605: S1ZB20
Q501: 2SC4095
−
+
~
~
B
E
E
C
IC501
MC3361CDR2
Mixer
Input
GND
Audio
Mute
Scan
Control
Squelch
Input
Filter
Output
Filter
Input
Demodulator
Audio
Crystal
Osc.
Mixer
Output
Limiter
Input
Decoupling
Quad
Input
Vcc
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
IC502
EK-107
D608: LTL-1CHAE
D609: LTL-16KGE
D610: LTL-16KPE
1
2
3
4
5
6
12
11
10
9
8
7
TX GND
TX OUT
TX Vcc
TX GND
TX MOD
TX Vt
RX GND
RX OUT
RX GND
RX Vcc
RX GND
RX Vt
Cathode
Anode
IC204
µ
PC8112T
IC203
MB15F13PFV1
RF in
GND
Lo in
IF out
Vcc
PS
C2K
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
GND
RX
OSC
IN
GND
TX
fin
TX
Vcc
TX
LD/fout
PS
TX
Do
TX
Clock
Data
LE
fin
RX
Vcc
RX
Xfin
RX
PS
RX
D
ORX
I C 1 0
T C 3 5 2 1 9 F
I C 1 3
T K 1 1 2 3 2 A M
1
2
3
4
6
5
V
I N
V
O U T
C O N T
G N D
N O I S E B Y P A S S
G N D
1
2
3
4
5
6
7
1 4
1 3
1 2
1 1
1 0
9
8
V
D D
−
T D
C O N T 1
C O N T 2
V s s
O S C o u t
O S C i n
T O N E
−
P S
D A T A 1
D A T A 2
D A T A 3
D A T A 4
M U T E
D501: 1SS226
Anode Cathode
Anode/Cathode
Содержание FT-8258
Страница 1: ...SERVICE MANUAL PUBLISHED IN JAPAN Jun 1998 FILE NO 2B0 9801 FT 8258 CORDLESS TELEPHONE ...
Страница 10: ...BLOCK DIAGRAMS Handset Main 9 ...
Страница 11: ...Handset RF 10 ...
Страница 12: ...Base RF 11 ...
Страница 13: ...Base Main 12 13 ...
Страница 14: ... 14 15 SCHEMATIC DIAGRAMS ...
Страница 15: ... 16 17 Base RF ...
Страница 16: ...Base Key 18 19 ...
Страница 17: ... 20 21 Handset Main ...
Страница 18: ... 22 23 Handset RF ...
Страница 37: ...ELECTRICAL PARTS LOCATIONS Base Main 42 ...
Страница 38: ...Base RF 43 ...
Страница 39: ...Base Key 44 ...
Страница 40: ...Handset Main 45 ...
Страница 41: ...Handset RF 46 ...
Страница 42: ...WIRING DIAGRAMS Base 47 ...
Страница 43: ...Handset 48 ...
Страница 75: ...MECHANICAL PARTS LIST ...